Polylactic Acid - Biopolymer (PLA)
聚乙二醇-PLA PEG-PLA
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Poly(2-hydroxypropanoic acid)、PLA
MPEG-TK-PLA、甲氧基-PEG-酮缩硫醇-聚乳酸、Methoxy-PEG-TK-Polylactic acid
MPEG-TK-PLA、甲氧基-PEG-酮缩硫醇-聚乳酸